package houserent.view;

import houserent.domain.House;
import houserent.service.HouseService;
import houserent.utils.Utility;

/**
 * 显示界面
 * 接收用户输入
 * 调用service各种操作
 *
 */
public class HouseView {
    private boolean loop = true;//控制显示菜单
    private char key =' ';//接收用户选择
    private HouseService houseService = new HouseService(10);

    ///根据id修改房屋信息
    public void update (){
        System.out.println("------------修改房屋信息-------------");
        System.out.println("请输入要修改的房屋的编号(-1退出):");
        int updateId = Utility.readInt();
        if(updateId == -1){
            System.out.println("放弃修改房屋信息!");
            return ;
        }
        House house = houseService.find(updateId);
        if (house == null){
            System.out.println("修改房屋信息不存在!");
            return;
        }
        System.out.println("姓名("+house.getName()+"): ");
        String name = Utility.readString(8,"");
        if (!"".equals(name)){
            house.setName(name);
        }

        System.out.println("电话("+house.getPhone()+"): ");
        String phone = Utility.readString(12,"");
        if (!"".equals(phone)){
            house.setPhone(phone);
        }

        System.out.println("地址("+house.getAddress()+"): ");
        String address = Utility.readString(18,"");
        if (!"".equals(address)){
            house.setPhone(address);
        }
        System.out.println("租金("+house.getRent()+"): ");
        int rent = Utility.readInt(-1);
        if (rent != -1){
            house.setRent(rent);
        }

        System.out.println("状态·("+house.getState()+"): ");
        String state = Utility.readString(3,"");
        if (!"".equals(state)){
            house.setState(state);
        }
        System.out.println("--------------修改成功--------------");
    }



    //查找房屋
    public void findHouse(){
        System.out.println("--------------查找房源--------------");
        System.out.println("请输入要查找的房屋的编号(-1退出):");
        int findId = Utility.readInt();
        if (findId == -1){
            System.out.println("放弃查找房屋信息!");
            return;
        }
        char choice = Utility.readConfirmSelection();
        if (choice == 'Y'){
            if (houseService.find(findId)!=null){
                System.out.println("-------------查找房源成功-------------");
                System.out.println(houseService.find(findId));
            }else {
                System.out.println("编号错误，查找失败!");
            }
        }else {
            System.out.println("放弃查找房屋信息!");
        }
    }

    //退出
    public void exit(){
        char c = Utility.readConfirmSelection();
        if (c == 'Y') {
            loop = false;
        }
    }
    //编写delHouse(),接收输入的id,调用del方法
    public void delHouse(){
        System.out.println("--------------删除房屋--------------");
        System.out.println("请输入待删除的房屋的编号(-1退出):");
        int delId = Utility.readInt();
        if (delId == -1){
            System.out.println("放弃删除房屋信息!");
            return;
        }
        char choice = Utility.readConfirmSelection();
        if (choice == 'Y'){
            if (houseService.del(delId)){
                System.out.println("-------------删除房屋成功-------------");
            }else {
                System.out.println("编号错误，删除失败!");
            }
        }else {
            System.out.println("放弃删除房屋信息!");
        }
    }
    //编写addHouse() 接收输入,创建House对象,调用add方法
    public void addHouse(){
        System.out.println("--------------添加房屋--------------");
        System.out.print("姓名: ");
        String name = Utility.readString(8);
        System.out.print("电话: ");
        String phone = Utility.readString(12);
        System.out.print("地址: ");
        String address = Utility.readString(16);
        System.out.print("月租: ");
        int rent = Utility.readInt();
        System.out.print("状态: ");
        String state = Utility.readString(3);
        //创建一个新的House对象,注意id是系统分配的
        House newHouse = new House(0, name, phone, address, rent, state);

        if (houseService.add(newHouse)){
            System.out.println("-------------添加房屋成功-------------");
        }else {
            System.out.println("-------------添加房屋失败-------------");
        }
    }


    //显示房屋列表
    public void listHouses(){
        System.out.println("--------------房屋列表--------------");
        System.out.println("编号\t\t房主\t\t电话\t\t地址\t\t\t月租\t\t状态(未出租/已出租)");
        House[] houses =houseService.list();//得到所有房屋信息
        for (int i = 0; i <houses.length ; i++) {
            if (houses[i] == null)
                break;
            System.out.println(houses[i]);
        }
        System.out.println("-----------房屋列表显示完毕-----------\n");
    }
    //显示菜单
    public void mainMenu() {
        do {
            System.out.println("------------房屋出租系统------------");
            System.out.println("\t\t\t1 新 增 房 源");
            System.out.println("\t\t\t2 查 找 房 屋");
            System.out.println("\t\t\t3 删 除 房 屋 信 息");
            System.out.println("\t\t\t4 修 改 房 屋 信 息");
            System.out.println("\t\t\t5 房 屋 列 表 ");
            System.out.println("\t\t\t6 退      出");
            System.out.print("请输入你的选择(1-6): ");
            key = Utility.readChar();
            switch (key){
                case '1':
                    addHouse();
                    break;
                case '2':
                    findHouse();
                    break;
                case '3':
                    delHouse();
                    break;
                case '4':
                    update();
                    break;
                case '5':
                    listHouses();
                    break;
                case '6':
                    exit();
                    break;
            }
        }while (loop);
    }
}
